CN216634486U - Aluminum handle unpacking safety knife - Google Patents
Aluminum handle unpacking safety knife Download PDFInfo
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- CN216634486U CN216634486U CN202122429736.9U CN202122429736U CN216634486U CN 216634486 U CN216634486 U CN 216634486U CN 202122429736 U CN202122429736 U CN 202122429736U CN 216634486 U CN216634486 U CN 216634486U
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- handle
- knife
- protective shell
- locking
- opening
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Abstract
The utility model discloses an aluminum handle safe knife for opening a box, which comprises: the handle of a knife and install in tool bit on the handle of a knife, the tool bit includes: the protective shell covers at least part of the blades, at least one notch is formed in the protective shell, and at least part of cutting edges on the blades are located in the notch. According to the utility model, a blade is not required to be operated manually, and the safety knife can be directly used for cutting adhesive tapes, bands and the like on the carton and directly cutting the carton. The utility model has simple structure, convenient use and higher safety.
Description
Technical Field
The utility model relates to the technical field of unpacking knives, in particular to an aluminum handle unpacking safety knife.
Background
The safe sword of unpacking in prior art is all through setting the blade to contraction type or rotation type for the blade can be packed into in the handle of a knife when not using, can prevent that the blade from wounding user's hand, nevertheless need go manual rotatory blade or shrink blade when needs use, leads to the structure of safe sword of unpacking complicated, and it is inconvenient to use, and the function is single.
Disclosure of Invention
Aiming at the problems of the prior unpacking safety knife, the unpacking safety knife with the aluminum handle is simple in structure, convenient to use and high in safety.
The specific technical scheme is as follows:
an aluminum handle unpacking safety knife comprising: the handle of a knife and install in tool bit on the handle of a knife, the tool bit includes: the protective shell covers at least part of the blades, at least one notch is formed in the protective shell, and at least part of cutting edges on the blades are located in the notch.
In the aluminum handle unpacking safety knife, at least one notch is formed between the protective shell and the knife handle;
the notch faces the knife handle;
one end of the protective shell, which is far away from the knife handle, is provided with at least one cutting part;
the cutting part and the notch are positioned on the same side of the knife handle.
In the aluminum handle unpacking safety knife, the protective shell is provided with the two notches, the two notches are respectively positioned at two sides of the knife handle, and at least part of the cutting edges on the blades are respectively positioned in the two notches;
the blade edge on the blade transversely penetrates through the two notches.
In the aluminum handle unpacking safety knife, one end of the protective shell, which is far away from the knife handle, is provided with the two cutting parts, and the two cutting parts are respectively positioned on two sides of the knife handle;
the two notches are located on the cutter handle and symmetrically arranged, and the two cutting parts are located on the cutter handle and symmetrically arranged.
In the aluminum handle unpacking safety knife, the knife handle is made of aluminum;
the protective shell is made of plastic.
In the aluminum handle unpacking safety knife, the protective shell is arranged in a C shape, the blade edge on the blade is positioned at the opening of the protective shell, and the knife handle extends into the opening of the protective shell and is fixedly connected with the protective shell;
at least one notch is formed between the opening of the protective shell and the handle, and the cutting edge on the blade is positioned in the notch;
the opening of the protective shell and the two sides of the knife handle form the notches, and the cutting edges on the blades are located in the two notches.
The aluminum handle unpacking safety knife comprises a protection part and an installation part, wherein the protection part is arranged in a C shape, the installation part is positioned at an opening of the protection part and is fixedly connected with the protection part, and the knife handle is fixedly connected with the installation part;
the protection part and the mounting part are integrally formed;
the cutting edge on the blade is positioned at the opening of the protection part;
at least one notch is formed between the opening of the protection part and the mounting part, and the cutting edge on the blade is positioned in the notch;
the opening part of protection portion with all form between the both sides of installation department the breach, cutting edge on the blade is located two in the breach.
According to the aluminum handle unpacking safety knife, the knife head is detachably connected with the knife handle;
the tool bit is matched with the tool shank in a locking mode in a sliding mode.
According to the aluminum handle unpacking safety knife, the protective shell is matched with the knife handle in a sliding locking manner;
the protective shell is provided with at least one sliding rail at one end close to the knife handle, one end of the knife handle is provided with a groove and a sliding groove communicated with the groove, and the sliding rail is in sliding fit with the sliding groove;
the sliding rail and the sliding groove are arranged along the width direction of the tool handle;
the protective shell is provided with two sliding rails at one end close to the knife handle, the two sliding rails are positioned at two sides of the blade, one end of the knife handle is provided with two sliding grooves communicated with the groove, and the two sliding rails are respectively in sliding fit with the two sliding grooves;
the two slide rails are symmetrically positioned on two sides of the blade;
the protective shell is matched with the tool handle in a locking mode through the locking assembly;
the locking assembly includes: the protective shell is provided with a handle, a locking piece and a spring, one end, close to the handle, of the protective shell is provided with a locking groove, two ends of the spring respectively abut against the locking piece and the part in the handle, the part on the locking piece is in locking fit with the locking groove, and the spring is used for driving the part on the locking piece to be in locking fit with the locking groove;
two ends of the spring are respectively propped against the other end of the locking piece and the part in the handle;
one end of the locking piece is provided with a locking block, and the locking block is in locking fit with the locking groove;
at least another part of the locking piece extends out of the knife handle;
the locking piece is provided with a sliding block, and the sliding block extends out of the knife handle;
the locking piece moves along the length direction of the knife handle;
the sliding block is detachably connected with the locking piece;
the outer side of the knife handle is provided with a movable groove, the part of the sliding block extending out of the knife handle is located in the movable groove, and the sliding block moves along the length direction of the knife handle.
In the aluminum handle unpacking safety knife, the knife handle is also internally provided with an accommodating cavity, and the accommodating cavity is used for storing the knife head;
a cutter cover is arranged at the opening of the cutter handle, which is positioned in the accommodating cavity, one end of the cutter cover is rotationally connected with the cutter handle, and the other end of the cutter cover is detachably matched with the cutter handle;
the cutter cover is provided with a positioning groove, and the cutter head is positioned in the positioning groove;
one side of the knife cover is provided with a placing plate, and the positioning groove is formed in the placing plate.
Compared with the prior art, the technical scheme has the positive effects that:
according to the utility model, a blade is not required to be operated manually, and the safety knife can be directly used for cutting adhesive tapes, bands and the like on the carton and directly cutting the carton. The utility model has simple structure, convenient use and higher safety.
Drawings
FIG. 1 is a schematic view of the overall structure of an aluminum handle unpacking safety knife according to the utility model;
FIG. 2 is a schematic view of the overall structure of an aluminum handle unpacking safety knife according to the utility model;
FIG. 3 is a sectional view of the overall structure of an aluminum handle unpacking safety knife according to the utility model;
FIG. 4 is a schematic structural diagram of the inside of the cutter head and the cutter handle of the aluminum handle box opening safety cutter of the utility model;
FIG. 5 is a schematic structural view of the inside of the cutter head and the cutter handle of the aluminum handle box opening safety cutter of the utility model;
FIG. 6 is a schematic structural view of a knife handle of the aluminum handle unpacking safety knife of the utility model;
in the drawings: 1. a knife handle; 2. a cutter head; 3. a blade; 4. a protective shell; 5. a notch; 6. a cutting section; 7. a protection part; 8. an installation part; 9. a slide rail; 10. a groove; 11. a chute; 12. a locking assembly; 13. a locking member; 14. a spring; 15. a locking groove; 16. a locking block; 17. a slider; 18. a movable groove; 19. an accommodating cavity; 20. a knife cover; 21. positioning a groove; 22. placing the plate; 23. a guide post; 24. a blade.
Detailed Description
The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is a schematic view of an overall structure of an aluminum handle unpacking safety knife of the present invention, fig. 2 is a schematic view of an overall structure of an aluminum handle unpacking safety knife of the present invention, fig. 3 is a sectional view of an overall structure of an aluminum handle unpacking safety knife of the present invention, fig. 4 is a schematic view of structures inside a tool bit and a tool holder of an aluminum handle unpacking safety knife of the present invention, fig. 5 is a schematic view of structures inside a tool bit and a tool holder of an aluminum handle unpacking safety knife of the present invention, fig. 6 is a schematic view of a structure of a tool holder of an aluminum handle unpacking safety knife of the present invention, as shown in fig. 1 to 6, showing an aluminum handle unpacking safety knife of a preferred embodiment, including: handle of a knife 1 and install tool bit 2 on handle of a knife 1, tool bit 2 includes: the blade 3 and the protective housing 4, protective housing 4 coats at least some blade 3, possesses at least a breach 5 on the protective housing 4, and cutting edge 24 on at least some blade 3 is located this breach 5.
Preferably, the blade 24 is located in the notch 5 for safety, and the width of the notch 5 can prevent the finger of the user from extending into the notch, and the blade 24 is spaced from the opening of the notch 5.
Further, as a preferred embodiment, at least one gap 5 is formed between the protection shell 4 and the handle 1.
Further, as a preferred embodiment, the notch 5 is directed towards the shank 1.
Further, as a preferred embodiment, at least one cutting portion 6 is provided on an end of the protection shell 4 away from the handle 1.
Further, as a preferred embodiment, the cutting portion 6 and the notch 5 are located on the same side of the tool holder 1.
Preferably, the cutting portion 6 can be in the shape of a circular or arc corner, and has a substantially convex structure, so as to facilitate cutting the adhesive tape on the carton and directly puncturing the carton.
The utility model discloses a using method of a safe knife for opening a box, which comprises the following steps:
1. the adhesive tape on the carton is directly cut through the cutting part 6 on the protective shell 4;
2. cutting the binding tapes on the carton by the blade 3;
3. the carton is punctured through the cutting part on the protective shell 4, and the blade 3 can directly cut the carton because the cutting edge of the blade 3 faces backwards, and the safety knife for opening the carton is directly pulled backwards after puncturing the carton.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the present invention, please refer to fig. 1 to 6, the protective shell 4 has two notches 5, the two notches 5 are respectively located at two sides of the handle 1, and at least a portion of the blades 3 are respectively located in the two notches 5.
In a further embodiment of the utility model, the cutting edge of the blade 3 extends transversely through the two notches 5.
In a further embodiment of the present invention, one end of the protective shell 4 away from the handle 1 is provided with two cutting portions 6, and the two cutting portions 6 are respectively located at two sides of the handle 1.
In a further embodiment of the present invention, the two notches 5 are symmetrically disposed on the handle 1, and the two cutting portions 6 are symmetrically disposed on the handle 1.
Preferably, the two notches 5 and the two cutting parts 6 are arranged, so that the safe knife is convenient to use.
In a further embodiment of the present invention, the tool holder 1 is made of aluminum. Preferably, the material of the tool shank 1 is aluminum alloy.
In a further embodiment of the present invention, the protective shell 4 is made of plastic. Preferably, the material of the protective shell 4 can also be hard rubber, and the material of the protective shell 4 can prevent the hand of the user from being cut.
Preferably, the protective shell 4 is used for cutting the adhesive tape on the carton, and cutting the carton through the cutting edge on the blade 3 after directly penetrating the carton, and the blade 3 is used for cutting the ribbon and the like.
In a further embodiment of the utility model, the protective shell 4 is arranged in a C-shape, the blade 3 is located at the opening of the protective shell 4, and the handle 1 extends into the opening of the protective shell 4 and is fixedly connected with the protective shell 4.
In a further embodiment of the present invention, at least one gap 5 is formed between the opening of the protective shell 4 and the handle 1, and the blade edge of the blade 3 is located in the gap 5.
In a further embodiment of the utility model, notches 5 are respectively formed between the opening of the protective shell 4 and two sides of the knife handle 1, and the cutting edge on the blade 3 is positioned in the two notches 5.
In a further embodiment of the utility model, the protective shell 4 comprises a protective part 7 and a mounting part 8, the protective part 7 is arranged in a C shape, the mounting part 8 is positioned at an opening of the protective part 7 and is fixedly connected with the protective part 7, and the tool shank 1 is fixedly connected with the mounting part 8.
Preferably, the mounting portion 8 is triangularly shaped.
In a further embodiment of the utility model, the protection portion 7 is integrally formed with the mounting portion 8.
In a further embodiment of the utility model the cutting edge on the blade 3 is located at the opening of the guard 7.
In a further embodiment of the present invention, at least one gap 5 is formed between the opening of the protection portion 7 and the mounting portion 8, and the cutting edge of the blade 3 is located in the gap 5.
In a further embodiment of the present invention, a gap 5 is formed between the opening of the protection portion 7 and both sides of the mounting portion 8, and the cutting edge of the blade 3 is located in the two gaps 5.
In a further embodiment of the utility model, the cutting head 2 is detachably connected to the shank 1.
In a further embodiment of the utility model, the cutting head 2 is slidably lockingly engaged with the tool shank 1.
In a further embodiment of the utility model, the protective housing 4 is slidably lock-fitted with the tool shank 1.
In a further embodiment of the present invention, at least one sliding rail 9 is disposed on one end of the protective shell 4 close to the handle 1, a groove 10 and a sliding groove 11 communicated with the groove 10 are disposed on one end of the handle 1, and the sliding rail 9 is in sliding fit with the sliding groove 11.
In a further embodiment of the utility model, the slide rails 9 and the slide grooves 11 are arranged along the width direction of the tool holder 1.
In a further embodiment of the present invention, two sliding rails 9 are disposed on one end of the protective shell 4 close to the handle 1, the two sliding rails 9 are disposed on two sides of the blade 3, two sliding grooves 11 communicated with the groove 10 are disposed on one end of the handle 1, and the two sliding rails 9 are respectively in sliding fit with the two sliding grooves 11.
In a further embodiment of the utility model, the two sliding rails 9 are symmetrically located on both sides of the blade 3.
Preferably, the slide rail 9 sets up two, and the tool bit 3 uses the dismouting more stable.
In a further embodiment of the present invention, the handle 1 has a locking assembly 12 therein, and the protective shell 4 is in locking fit with the handle 1 through the locking assembly 12.
The tool bit 2 is in sliding fit with the sliding groove 11 on the tool handle 1 through the sliding rail 9, so that the tool bit 2 is limited to move only along the width direction of the tool handle 1.
Further, the locking component 12 can limit the movement of the tool bit 2 along the width direction of the tool holder 2, so as to lock the tool bit 2.
In a further embodiment of the present invention, the locking assembly 12 comprises: locking piece 13 and spring 14, the one end that protective housing 4 is close to handle of a knife 1 possesses locking groove 15, and the both ends of spring 14 respectively with locking piece 13, handle of a knife in the part offset, the part on the locking piece 13 and locking groove 15 locking cooperation, spring 14 is used for ordering about the part on the locking piece 13 and locking groove 15 locking cooperation.
In a further embodiment of the utility model, the two ends of the spring 14 are respectively abutted against the other end of the locking member 13 and the part in the tool shank 1.
In a further embodiment of the present invention, one end of the locking member 13 is provided with a locking block 16, and the locking block 16 is locked and matched with the locking groove 15. Preferably, the locking block 16 extends into the recess 10.
Preferably, a guide post 23 is disposed on the other end of the locking member 13, and one end of the spring 14 is sleeved on the guide post 23.
In a further embodiment of the utility model, at least another part of the locking member 13 extends beyond the handle 1.
In a further embodiment of the present invention, a sliding block 17 is disposed on the locking member 13, and the sliding block 17 extends out of the knife handle 1.
In a further embodiment of the utility model, the locking member 13 is movable along the length of the handle 1.
In a further embodiment of the utility model, the slider 17 is detachably connected to the locking member 13. Preferably, the slider 17 is insertable, snap-fitted, etc. with the locking member 13.
In a further embodiment of the utility model, the outer side of the knife handle 1 is provided with a movable groove 18, the part of the slide block 17 extending out of the knife handle 1 is positioned in the movable groove 18, and the slide block 17 moves along the length direction of the knife handle 1.
In a further embodiment of the present invention, the tool holder 1 further comprises a receiving cavity 19, and the receiving cavity 19 is used for storing the tool bit 2. Preferably, the housing chamber 19 is used for storing spare bits 2.
In a further embodiment of the utility model, a knife cover 20 is arranged at the opening of the knife handle 1 in the accommodating cavity 19, one end of the knife cover 30 is rotatably connected with the knife handle 1, and the other end of the knife cover 20 is detachably matched with the knife handle 1.
Preferably, the other end of the knife cover 20 is connected with the knife handle 2 in a buckling manner, and can be matched with the knife handle 2 in an inserting manner, so that the knife can be opened or closed.
In a further embodiment of the present invention, the knife cover 20 has a positioning groove 21, and the knife head 2 is positioned in the positioning groove 21.
In a further embodiment of the present invention, a placing plate 22 is provided on one side of the knife cover 20, and a positioning groove 21 is provided on the placing plate 22.
Preferably, handle of a knife 1 is detachable construction, includes that first shell and second shell carry out detachable connection, can fix for connection modes such as grafting, joint.
According to the utility model, a blade is not required to be operated manually, and the safety knife can be directly used for cutting adhesive tapes, bands and the like on the carton and directly cutting the carton. The utility model has simple structure, convenient use and higher safety.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the utility model.
Claims (10)
1. The utility model provides an aluminium handle safe sword of unpacking which characterized in that includes: the handle of a knife and install in tool bit on the handle of a knife, the tool bit includes: the protective shell covers at least part of the blades, at least one notch is formed in the protective shell, and at least part of cutting edges on the blades are located in the notch.
2. The aluminum handle safe knife for opening box according to claim 1, wherein at least one notch is arranged between the protective shell and the knife handle;
the notch faces the knife handle;
one end of the protective shell, which is far away from the knife handle, is provided with at least one cutting part;
the cutting part and the notch are positioned on the same side of the knife handle.
3. The aluminum handle unpacking safety knife according to claim 2, wherein the protective shell is provided with two notches which are respectively positioned at two sides of the knife handle, and at least part of the cutting edges on the blades are respectively positioned in the two notches;
the blade edge on the blade transversely penetrates through the two notches.
4. The aluminum handle safe box opening knife as claimed in claim 3, wherein the protective shell is provided with two cutting parts at one end away from the knife handle, and the two cutting parts are respectively positioned at two sides of the knife handle;
the two notches are located on the cutter handle and symmetrically arranged, and the two cutting parts are located on the cutter handle and symmetrically arranged.
5. The aluminum handle safe box opening knife as claimed in claim 1, wherein the handle is made of aluminum;
the protective shell is made of plastic.
6. The aluminum handle box opening safety knife according to claim 4, wherein the protective shell is arranged in a C shape, the blade edge of the blade is positioned at the opening of the protective shell, and the knife handle extends into the opening of the protective shell and is fixedly connected with the protective shell;
at least one notch is formed between the opening of the protective shell and the handle, and the cutting edge on the blade is positioned in the notch;
the opening of the protective shell and the two sides of the knife handle form the notches, and the cutting edges on the blades are located in the two notches.
7. The aluminum handle box opening safety knife according to claim 4, wherein the protective shell comprises a protective part and a mounting part, the protective part is arranged in a C shape, the mounting part is positioned at an opening of the protective part and is fixedly connected with the protective part, and the knife handle is fixedly connected with the mounting part;
the protection part and the mounting part are integrally formed;
the cutting edge on the blade is positioned at the opening of the protection part;
at least one notch is formed between the opening of the protection part and the mounting part, and the cutting edge on the blade is positioned in the notch;
the opening part of protection portion with all form between the both sides of installation department the breach, cutting edge on the blade is located two in the breach.
8. The aluminum handle unpacking safety knife of claim 2, wherein the knife head is detachably connected with the knife handle;
the tool bit is matched with the tool shank in a locking mode in a sliding mode.
9. The aluminum handle case-opening safety knife according to claim 8, wherein the protective shell is slidably locked in engagement with the handle;
the protective shell is provided with at least one sliding rail at one end close to the knife handle, one end of the knife handle is provided with a groove and a sliding groove communicated with the groove, and the sliding rail is in sliding fit with the sliding groove;
the sliding rail and the sliding groove are arranged along the width direction of the tool handle;
the protective shell is provided with two sliding rails at one end close to the knife handle, the two sliding rails are positioned at two sides of the blade, one end of the knife handle is provided with two sliding grooves communicated with the groove, and the two sliding rails are respectively in sliding fit with the two sliding grooves;
the two slide rails are symmetrically positioned on two sides of the blade;
the protective shell is matched with the tool handle in a locking mode through the locking assembly;
the locking assembly includes: the protective shell is provided with a locking groove at one end close to the handle, two ends of the spring respectively abut against the locking piece and the part in the handle, the part on the locking piece is in locking fit with the locking groove, and the spring is used for driving the part on the locking piece to be in locking fit with the locking groove;
two ends of the spring are respectively abutted against the other end of the locking piece and the part in the tool handle;
one end of the locking piece is provided with a locking block, and the locking block is in locking fit with the locking groove;
at least another part of the locking piece extends out of the knife handle;
the locking piece is provided with a sliding block, and the sliding block extends out of the knife handle;
the locking piece moves along the length direction of the knife handle;
the sliding block is detachably connected with the locking piece;
the outer side of the knife handle is provided with a movable groove, the part of the sliding block extending out of the knife handle is located in the movable groove, and the sliding block moves along the length direction of the knife handle.
10. The aluminum handle unpacking safety knife according to claim 9, wherein the knife handle is further provided with an accommodating cavity therein, and the accommodating cavity is used for storing the knife head;
a cutter cover is arranged at the opening of the cutter handle positioned in the accommodating cavity, one end of the cutter cover is rotatably connected with the cutter handle, and the other end of the cutter cover is detachably matched with the cutter handle;
the cutter cover is provided with a positioning groove, and the cutter head is positioned in the positioning groove;
one side of the knife cover is provided with a placing plate, and the positioning groove is formed in the placing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122429736.9U CN216634486U (en) | 2021-10-09 | 2021-10-09 | Aluminum handle unpacking safety knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122429736.9U CN216634486U (en) | 2021-10-09 | 2021-10-09 | Aluminum handle unpacking safety knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216634486U true CN216634486U (en) | 2022-05-31 |
Family
ID=81729739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122429736.9U Active CN216634486U (en) | 2021-10-09 | 2021-10-09 | Aluminum handle unpacking safety knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216634486U (en) |
-
2021
- 2021-10-09 CN CN202122429736.9U patent/CN216634486U/en active Active
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